The Chemical Entities of Biological Interest (ChEBI) ontology is downloaded weekly from EMBL-EBI at http://www.ebi.ac.uk/chebi/. The data is made available under the Creative Commons License (CC BY 3.0, http://creativecommons.org/licenses/by/3.0/). For more information see: Degtyarenko et al. (2008) ChEBI: a database and ontology for chemical entities of biological interest. Nucleic Acids Res. 36, D344–D350.
A group of compounds based on the naphthalene ring system where one or more hydrogen atoms have been replaced by chlorine. The generic molecular formula is C10H8-nCln, where n = 1-8. There are 75 possible chlorinated naphthalenes and they are commonly used in the electrical industry and as additives.